Made with the highest quality materials, painstaking attention to detail, and a waterproof full-grain leather upper, the alec is the perfect chelsea boot for any time of the year. whether dressing it up or casually sporting a pair of jeans, the alec is sure to impress. Waterproof full-grain Leather upper with leather lining and footbed. Leather midsole, rubber outsole with cement construction. Material: Full Grain Leather, Rubber.